我正在尝试使用以下代码中的 DiagrammeR
包在 R 中创建节点链接图:
library(DiagrammeR)
nodes <- create_nodes(nodes = 1:7, type = "number")
edges <- create_edges(from = c(1, 1, 2, 2, 3, 3),
to = c(2, 3, 4, 5, 6, 7),
rel = "leading to")
graph <- create_graph(nodes_df = nodes,
edges_df = edges,
graph_attrs = "layout = dot",
node_attrs = "fontname = Helvetica",
edge_attrs = "color = gray20")
# View the graph
render_graph(graph)
但我收到以下错误:
Error in create_nodes(nodes = 1:7, type = "number") :
could not find function "create_nodes"
是否有其他方法可以在 R 中创建这样的图表:
答案 0 :(得分:1)